<2024 January- > 9 issues
16573 : MAXI/GSC observation of the giant outburst from the Be/X-ray vinary pulsar 4U 0115+63 Nakajima, 2024, April 5 12:48
16483 : MAXI/GSC observations of past and current activity in SRGA J144459.2-604207 Negoro, 2024, February 25 13:46
16469 : MAXI/GSC observations of the new X-ray transient SRGA J144459.2-604207 Mihara, 2024, February 22 12:32
*16467 : Swift/XRT confirms brightening of the eruptive variable CD-56 1032B Negoro, 2024, February 22 02:04
16451 : MAXI/GSC detection of a new X-ray outburst from Swift J1922.7-1716 Nakajima, 2024, February 15 07:06
16445 : GRB 240214A / 1H 0451-560: MAXI detection Negoro, 2024, February 14 06:57
16424 : MAXI/GSC detection of a hard-to-soft state transition in GX 339-4 Negoro, 2024, January 30 04:41
*16423 : A huge H-alpha line flare from the RS CVn binary system UX Ari detected with SCAT at the follow-up of MAXI/GSC detection Nemoto, 2024, January 29 16:30
*16401 : NICER follow-up of the Be/X-ray binary pulsar IGR J06074+2205 in outburst Nakajima, 2024, January 12 00:37
<2023 January-December > 26 issues
16394 : MAXI/GSC observation of the X-ray outburst from IGR J06074+2205 Nakajima, 2023, December 27 11:36
16351 : MAXI/GSC observations of weak X-ray outbursts from the Be/X-ray binary pulsar IGR J06074+2205 and the possible binary orbital period Mihara, 2023, November 29 05:27
16302 : MAXI/GSC detection of weak X-ray activity of GX 339-4 Negoro, 2023, October 22 15:31
16283 : MAXI/GSC detection of new outbursts from Swift J1753.5-0127 and RX J1709.5-2639 (XTE J1709-267) Negoro, 2023, October 12 05:44
16206 : MAXI/GSC observations of the new X-ray transient Swift J1727.8-1613 (GRB 230824A) Nakajima, 2023, August 25 13:16
16205 : MAXI/GSC detection of a new hard X-ray transient Swift J1727.8-1613 (GRB 230824A) Negoro, 2023, August 25 00:29
16197 : MAXI/GSC detection of AT 2019wey in an extremely soft state Negoro, 2023, August 20 14:04
16144 : MAXI/GSC detection of an X-ray flare from possible new X-ray transient MAXI J2320-268 Iwakiri, 2023, July 21 14:23
16131 : MAXI/GSC detection of a new X-ray outburst from XTE J1856+053 Kobayashi, 2023, July 13 16:26
16124 : MAXI/GSC detection of the brightest transient from Terzan 1 in more than 13 years Negoro, 2023, July 10 17:12
16097 : MAXI/GSC detection of renewed X-ray activity in the black hole X-ray binary GRS 1739-278 or a new soft X-ray transient MAXI J1741-276 Negoro, 2023, June 27 16:27
16088 : MAXI/GSC detection of an X-ray outburst from the Be/X-ray binary pulsar Cep X-4 (Ginga 2138+56) Nakajima, 2023, June 17 13:16
16081 : MAXI/GSC detection of a possible X-ray burst from 4U 1702-429 or a new X-ray source Iwakiri, 2023, June 12 09:35
16059 : MAXI/GSC detection of a new X-ray outburst from the Galactic Center region Negoro, 2023, May 28 17:00
16044 : MAXI/GSC upper limit of SN 2023ixf in M101 Kawai, 2023, May 22 13:24
16027 : MAXI/GSC detection of a short soft X-ray flash XRF 120419A / MAXI J2108-395 Negoro, 2023, May 5 01:06
15983 : MAXI/GSC detection of a new X-ray brightening from Swift J0243.6+6124, LS 1 +61 303, or a new X-ray transient MAXI J0242+611 Setoguchi, 2023, Apr 9 05:09
15975 : MAXI/GSC observation of brightest outburst of the Be/X-ray binary pulsar 4U 0115+63 in 27 years Nakajima, 2023, Apr 3 14:28
15970 : MAXI/GSC detection of new X-ray outburst from XTE J1858+034 or a new X-ray transient MAXI J1900+037 Nakajima, 2023, Mar 31 11:31
15967 : MAXI/GSC detection of renewed activity of the Be/X-ray binary pulsar 4U 0115+63 Nakajima, 2023, Mar 30 09:56
15955 : MAXI/GSC detection of a new X-ray outburst and a burst from the direction of Terzan 1 Negoro, 2023, Mar 21 15:34
15937 : MAXI/GSC detection of renewed X-ray activity of the black hole candidate SLX 1746-331 Negoro, 2023, Mar 8 07:31
15929 : MAXI/GSC detection of a new X-ray nova MAXI J1834-021 Negoro, 2023, Mar 6 02:43
15917 : MAXI/GSC detection of a new X-ray outburst from Terzan 5 or a new X-ray transient MAXI J1747-249 Negoro, 2023, Feb 28 15:02
15904 : MAXI/GSC detection of X-ray outburst probably from XTE J1901+014 Kawamuro, 2023, Feb 15 08:44
15860 : MAXI/GSC detection of an new X-ray outburst from GK Persei Mihara, 2023, Jan 15 02:34
<2022 January-December > 29 issues
15835 : MAXI/GSC detection of an X-ray brightening from the Be/X-ray binary pulsar LS V +44 17 Nakajima, 2022, Dec 30 09:18
15826 : MAXI/GSC detection of X-ray emission probably from the black hole candidate XTE J2012+381 Kawamuro, 2022, Dec 26 05:05
15776 : The brightest X-ray hard state of AT 2019wey observed with the MAXI/GSC Negoro, 2022, Nov 25 13:52
15771 : MAXI/GSC observation of the possible long-term periodicity from the high-mass X-ray binary 4U 1210-64 (1ES 1210-646) Nakajima, 2022, Nov 22 04:27
15715 : MAXI/GSC fifth detection of X-ray reflaring activity of the black hole X-ray binary 4U 1543-47 Negoro, 2022, Oct 25 05:47
15677: MAXI/GSC refined analysis of the bright X-ray afterglow of GRB 221009A/Swift J1913.1+1946 Kobayashi, 2022, Oct 14 14:26
15651 : MAXI/GSC detection of the new X-ray transient Swift J1913.1+1946 Negoro, 2022, Oct 9 17:24
15606 : X-ray and H-alpha detection of a flare from II Peg with MAXI/GSC and SCAT Urabe, 2022, Sep 10 09:39
15592 : MAXI/GSC detection of a new X-ray outburst from XTE J1701-462 Iwakiri, 2022, Sep 6 15:01
15586 : MAXI/GSC detection of a new X-ray outburst from M15 Negoro, 2022, Sep 3 04:44
15583 : MAXI/GSC detection of increased flux in a region including 4U 0923-31, CXO J092418.2-314217, and 3MAXI J0924-316 Kawamuro, 2022, Sep 2 14:48
15577 : MAXI/GSC detection of a new X-ray outburst from GX 339-4 Kobayashi, 2022, Aug 29 15:50
15563 : MAXI/GSC detection of a new X-ray outburst from SAX J1808.4-3658 Imai, 2022, Aug 21 12:06
*15495 : NuSTAR follow-up observation of MAXI J0655-013 reveals 1129s pulsations Shidatsu, 2022 Jul 4 01:00
15453 : MAXI/GSC detection of possible X-ray periodicity from the X-ray transient MAXI J0655-013 Nakajima, 2022 Jun 22 14:37
15442 : MAXI/GSC detection of a new hard X-ray transient MAXI J0655-013 Serino, 2022 Jun 19 16:44
15440 : MAXI/GSC detection of the X-ray transient MAXI J1957+032 (J1956+035) Negoro, 2022 Jun 19 02:15
15418 : MAXI/GSC discovered a new X-ray transient MAXI J1816-195 Negoro, 2022 Jun 7 15:03
15407 : MAXI/GSC detection of a new X-ray outburst from 1A 1744-361 Kobayashi, 2022 May 31 15:16
15366 : MAXI/GSC analysis for H 1145-619 was corrected Mihara, 2022 May 6 13:51
15365 : GRB 220506A/MAXI J1558-266: MAXI/GSC detection Urabe, 2022 May 6 11:51
15346 : MAXI/GSC detection of a new X-ray outburst from the direction of the galactic center Iwakiri, 2022 Apr 24 16:08
15294 : MAXI/GSC detection of the outburst from Be/X-ray binary pulsar IGR J06074+2205 Nakajima, 2022 Mar 24 10:31
15228 : MAXI/GSC observation of the bright outburst from Be/X-ray binary pulsar EXO 2030+375 Nakajima, 2022 Feb 18 11:35
15214 : MAXI observation of renewed X-ray activity from MAXI J1910-057 Tominaga, 2022 Feb 8 10:19
15193 : NuSTAR identified MAXI J0709-159 as a Be X-ray binary with LY CMa Negoro, 2022 Feb 1 02:00
15188 : MAXI observations of two bright X-ray flares from MAXI J0709-159 Kobayashi, 2022 Jan 27 14:27
*15181 : NICER detection of the new X-ray transient MAXI J0709-159 Iwakiri, 2022 Jan 25 18:34
15178 : MAXI/GSC detection of an X-ray short transient event MAXI J0709-159 Serino, 2022 Jan 25 12:47
<2021 January-December > 28 issues
15139 : MAXI/GSC detection of a new bright X-ray flare from the dMe star Au Mic Kohara, 2021 Dec 24 15:01
15071 : MAXI/GSC detection of a new long X-ray burst from 4U 1820-30 Serino, 2021 Nov 29 04:02
15033 : MAXI/GSC detection of a new outburst from NGC 6440 Negoro, 2021 Nov 14 11:33
14979 : MAXI/GSC detection of a new X-ray transient MAXI J1735-272 Negoro, 2021 Oct 18 03:11
14968 : MAXI/GSC detection of X-ray brightening from V4641 Sgr Negoro, 2021 Oct 13 12:24
14936 : MAXI/GSC detection of X-ray brightening from the X-ray pulsar XTE J1946+274 Nakajima, 2021 Sep 24 15:18
14920: Swift observations identified the X-ray transient MAXI J1909+094 as 4U 1907+09 Negoro, 2021 Sep 15 13:26
14912: MAXI/GSC detection of renewed activity from XTE J1908+094/MAXI J1909+094 Negoro, Sep 13 15:02
14871: MAXI/GSC detection of a long X-ray burst from 4U 1820-30 Serino, Aug 24 12:44
14846: MAXI/GSC detection of a new outburst of the recurrent nova RS Oph Shidatsu, Aug 11 08:33
14809: MAXI/GSC detection of the onset of a possible giant outburst from Be/X-ray binary pulsar EXO 2030+375 Nakajima, Jul 26 11:58
14772: MAXI/GSC detection of an X-ray short transient event GRB 210709B/MAXI J1849-237 Nakajima, Jul 10 10:54
14757: MAXI/GSC detection of rapid rebrightening of 4U 1730-22 Iwakiri, Jul 6 14:57
14732: MAXI/GSC observation of the X-ray outburst from the Be/X-ray binary pulsar A 0535+262 Nakajima, Jun 22 08:07
14708: MAXI/GSC observations: the black hole X-ray nova 4U 1543-47 is reaching the Eddington luminosity Negoro, Jun 14 11:08
14701: MAXI/GSC detection of a new outburst from the black hole binary 4U 1543-47 Negoro, Jun 12 00:59
14683: MAXI/GSC detection of an X-ray short transient event GRB 210607A/MAXI J1733-222 Kobayashi, Jun 8 00:33
14670: Correction to ATel 14663 and the recent time evolution of the X-ray flux from 4U 1705-32 Negoro, May 30 14:34
14663: MAXI/GSC detection of a new outburst from 4U 1705-32 Negoro, May 26 23:25
14649: MAXI/GSC detection of a new outburst from SAX J1810.8-2609 Iwakiri, May 21 00:16
14627: MAXI/GSC observes a hard-to-soft transition in MAXI J1803-298 Shidatsu, May 14 14:59
14587: MAXI/GSC detection of a new X-ray transient MAXI J1803-298 Serino, May 2 00:51
14561: MAXI/GSC detection of a possible X-ray flare from the RS CVn binary system EI Eri Kitakoga, 2021 Apr 19 13:46
14555: MAXI/GSC detection of a new X-ray transient MAXI J0903-531 Yamaoka, 2021 Apr 16 08:02
14554: MAXI/GSC detection of X-ray brightening from the X-ray pulsar XTE J1829-098 Nakajima, 2021 Apr 16 01:11
14498: MAXI/GSC detection of (quasi-)periodic outbursts in 2014-2015 and the current status of Swift J1626.6-5156 Negoro, 2021 Mar 31 14:46
*14457: NICER follow-up of the Be X-ray pulsar Swift J1626.6-5156 Iwakiri, 2021 Mar 14 06:10
14454: MAXI/GSC detection of a new outburst from the Be X-ray pulsar Swift J1626.6-5156 after 15 years Negoro, 2021 Mar 11 07:25
*14327: NuSTAR observation of the hard state of MAXI J1848-015 Mihara, 2021 Jan 18 12:36
<2020 January-December > 27 issues
14292: A sudden decrease in soft X-ray flux of MAXI J1848-015 Negoro, 2020 Dec 26 02:43
14282: MAXI/GSC detection of an X-ray outburst from a new X-ray transient MAXI J1848-015 or AX J1848.8-0129 Takagi, 2020 Dec 20 14:34
14173: MAXI/GSC observation of the giant outburst from the Be/X-ray binary pulsar A 0535+262 Nakajima, 2020 Nov 14 13:58
14079: MAXI/GSC detections of a new superburst from Aql X-1 Iwakiri, 2020 Oct 9 10:12
14047: MAXI/GSC detection of a new outburst from RX J1709.5-2639 (XTE J1709-267) Adachi, 2020 Sep 28 09:34
13994: MAXI/GSC detection of successive mini-outbursts from the black hole candidate MAXI J1348-630 Negoro, 2020 Sep 8 07:28
13948: MAXI/GSC detection of a long-term increase in the X-ray flux from AT 2018wey Negoro, 2020 Aug 16 14:04
13949: Correction to ATel 13948: AT 2019wey, not AT 2018wey Negoro, 2020 Aug 16 14:58
13946: MAXI/GSC detection of a possible new short X-ray transient MAXI J1216-655 Negoro, 2020 Aug 15 11:50
13922: MAXI/GSC detection of the magnetar AX J1846.4-0258 Mihara, 2020 Aug 7 13:04
13871: MAXI/GSC detection of a very bright X-ray flare possibly from the SFXT XTE J1739-302 Negoro, 2020 Jul 17 10:16
13827: /GSC detection of an new intermediate duration burst from IGR J17062-6143 Nishida, 2020 Jun 23 09:57
13762: MAXI/GSC detects a possible new outburst from the black hole candidate Swift J1842.5-1124 Shidatsu, 2020 May 26 06:14
13754: MAXI detection of a long X-ray burst possibly from MAXI J0911-655/Swift J0911.9-6452 Nakajima, 2020 May 23 06:16
13750: MAXI/GSC observation of the onset of a giant outburst from Be/X-ray binary pulsar GRO J1008-57 Nakajima, 2020 May 22 01:41
13744: MAXI/GSC detection of a long-term increasing trend of the X-ray flux from SS Cygni Negoro, 2020 May 20 05:25
13730: MAXI/GSC detection of a possible X-ray flare from the RS CVn binary system SS Boo or a GRB Kitakoga, 2020 May 13 13:35
13656: MAXI/GSC detection of X-ray rebrightening of the neutron X-ray binary XTE J1739-285 Negoro, 2020 Apr 23 15:17
13668: Correction to ATel #13656: X-ray flux of XTE J1739-285 Negoro, 2020 Apr 25 00:33
13652: MAXI/GSC detection of X-ray rebrightening of GRS 1915+105 Aoki, 2020 Apr 22 04:04
13635: MAXI/GSC detection of a bright X-ray flare from the dMe star AU Mic Iwakiri, 2020 Apr 15 14:12
13628: MAXI/GSC detection of 4th renewed activity of the distant Z-source MAXI J0556-332 Negoro, 2020 Apr 13 00:28
13544: MAXI/GSC observation of flaring activity from Be/X-ray binary pulsar GRO J1008-57 Nakajima, 2020 Mar 06 10:02
13530: MAXI/GSC detects renewed activity from MAXI J1820+070 Sasaki, 2020 Feb 28 01:04
13511: MAXI/GSC detection of a new outburst from the black hole candidate XTE J1856+053 Negoro, 2020 Feb 21 05:50
13480: MAXI/GSC observations of X-ray outbursts from Be/X-ray binary pulsars, IGR J19294+1816, GRO J1008-57 and 4U 0115+63 Nakajima, 2020 Feb 14 10:29
13478: MAXI/GSC detection of an intense hard X-ray flare from GRS 1915+105 Takagi, 2020 Feb 14 03:45
13459: MAXI J1348-630: MAXI/GSC detection Shimomukai, 2020 Feb 07 15:27
13455: MAXI/GSC detection of a probable new soft X-ray transient MAXI J1857-086 or renewed activity of Swift J1858.6-0814 Negoro, 2020 Feb 06 11:52
<2019 January-December > 27 issues
13332: MAXI/GSC detection of renewed activity of 4U 2129+47/XB 2129+470 Kurihara, 2019 Dec 06 05:37
13328: MAXI/GSC detection of the fast X-ray transient XTE J1901+014 Sato, 2019 Dec 04 01:38
*13309: NICER detection of 9.29 s pulsations from RX J0209.6-7427 Iwakiri, 2019 Nov 22 19:28
13305: MAXI/GSC detection of large X-ray burst from 1A 1246-588 Iwakiri, 2019 Nov 22 02:50
13300: MAXI/GSC detection of a hard X-ray transient MAXI J0206-749 near the SMC Negoro, 2019 Nov 21 01:31
13256: MAXI/GSC detection of a soft X-ray transient MAXI J0637-430 Negoro, 2019 Nov 3 10:48
13217: MAXI/GSC detection of weak X-ray activity from the Be/X-ray binary pulsar XTE J1858+034 Nakajima, 2019 Oct 23 12:31
13189: MAXI/GSC discovery of a new hard X-ray transient MAXI J1847-004 Negoro, 2019 Oct 14 01:41
13154: MAXI/GSC detection of a new X-ray transient MAXI J1749-310 Negoro, 2019 Oct 2 01:48
13097: MAXI/GSC detects a new outburst of MAXI J1807+132 Shidatsu, 2019 Sep 11 08:39
12968: MAXI/GSC detection of renewed activity of the black hole candidate EXO 1846-031 after 34 years Negoro, 2019 Jul 31 04:15
12944: GRB 190714A is an X-ray flare from 2E 1624.6+1504/UCAC4 525-061488 Negoro, 2019 Jul 16 15:22
12910: Rebrightening and X-ray spectral hardening of MAXI J1810-222 Negoro, 2019 Jul 08 09:18
12841: MAXI/GSC detection of weak X-ray activity from the Be/X-ray binary pulsar 2S 1417-624 Nakajima, 2019 Jun 05 11:28
12838: MAXI/GSC detection of X-ray rebrightening of MAXI J1348-630 Negoro, 2019 Jun 5 3:43
12833: MAXI/GSC detection of a new soft X-ray transient MAXI J0126-745 Negoro, 2019 Jun 3 11:56
12787: MAXI/GSC detection of short intense flare from GRS 1915+105 Iwakiri, 2019 May 21 7:53
12761: MAXI/GSC detection of rebrightening of GRS 1915+105 Iwakiri, 2019 May 15 1:49
12748: MAXI/GSC detection of a large X-ray flare from the dMe star AT Mic Sasaki, 2019 May 12 7:29
12617: MAXI/GSC detection of a bright X-ray burst from XTE J1701-407 Iwakiri, 2019 Apr 1 3:42
12576: MAXI/GSC detection of an ongoing X-ray outburst from SAX J1747.0-2853 or a new X-ray transient MAXI J1746-290 Negoro, 2019 Mar 14 10:28
12498: MAXI/GSC detection of the outburst from binary X-ray pulsar 4U 1901+03 Nakajima, 2019 Feb 12 12:16
12496: MAXI/GSC detection of X-ray rebrightening of the X-ray transient MAXI J1810-222 Negoro, 2019 Feb 12 08:11
12469: MAXI/GSC detects an X-ray spectral softening of the X-ray transient MAXI J1348-630 Nakahira, 2019 Feb 4 10:10
12437: MAXI/GSC detection of the newly discovered X-ray transient Swift J1728.9-3613 (= MAXI J1728-360) Negoro, 2019 Jan 28 05:03
12425: MAXI/GSC discovery of a new X-ray transient MAXI J1348-630 Yatabe, 2019 Jan 26 05:18
12421: MAXI/GSC detection of a soft-to-hard state transition of MAXI J1631-479 Negoro, 2019 Jan 25 14:25
*12398: NuSTAR Observation of MAXI J1810-222 Oeda, 2019 Jan 16 10:53
<2018 January-December > 34 issues
12320: MAXI/GSC detection of a bright hard X-ray outburst probably from AX J1631.9-4752 Kobayashi, 2018 Dec 21 13:59
12291: MAXI/GSC detection of the magnetar XTE J1810-197 Mihara, 2018 Dec 13 11:11
*12283: NuSTAR detection and localization of MAXI J1810-222 Negoro, 2018 Dec 11 00:23
12264: Observed X-ray properties of MAXI J1810-222 and the possible nature of the source Maruyama, 2018 Dec 4 13:44
12254: MAXI/GSC detection of a new soft X-ray transient MAXI J1810-222 Negoro, 2018 Dec 1 14:45
12248: MAXI and NICER observations of a long flare from UX Ari Iwakiri, 2018 Nov 29 18:19
12163: MAXI/GSC observations of the X-ray transient Swift J1858.6-0814 Negoro, 2018 Nov 3 05:36
12117: MAXI/GSC detection of short-term X-ray enhancement from a possible new X-ray transient MAXI J1724-298 Negoro, 2018 Oct 16 14:07
12092: MAXI/GSC detection of the X-ray outbursts from Be/X-ray binary pulsars, A 0535+26 and GRO J10087-57 Nakajima, 2018 Oct 10 09:15
12057: MAXI/GSC detection of a rapid increase in the hard X-ray flux of MAXI J1820+070 Negoro, 2018 Sep 24 15:26
12016: MAXI/GSC detection of an X-ray flare from the dMe star FT Psc Sasaki, 2018 Sep 7 02:36
12009: MAXI/GSC detection of an intense X-ray flare from the RS CVn binary CF Tuc Iwakiri, 2018 Sep 5 06:07
11931: MAXI/GSC detection of a weak outburst from V4641 Sgr Negoro, 2018 Aug 10 09:22
11927: MAXI/GSC detection of X-ray activity from X-ray pulsar XTE J1829-098 Nakajima, 2018 Aug 9 21:38
11907: MAXI/GSC detection of a type-I X-ray burst from RX J1718.4-4029 or a new source Iwakiri, 2018 Aug 3 03:47
11828: MAXI/GSC observes GRS 1915+105 in the X-ray faintest state in the last 22 years Negoro, 2018 Jul 9 02:24
11812: MAXI/GSC detection of a very bright X-ray flare from Algol Iwakiri, 2018 Jul 4 06:56
11810: AT2018cow: MAXI GSC data search Sugizaki, 2018 Jul 3 03:25
11791: MAXI/GSC detection of X-ray outburst from Be/X-ray binary pulsar Cep X-4 Nakajima, 2018 Jun 28 08:02
11696: MAXI/GSC detection of a hard-to-soft state transition of MAXI J1727-203, suggesting a black-hole binary Negoro, 2018 Jun 7 10:08
11683: MAXI/GSC discovery of a new X-ray transient MAXI J1727-203 Yoneyama, 2018 Jun 5 14:29
11682: MAXI/GSC detection of an undergoing soft-to-hard state transition of MAXI J1535-571 Negoro, 2018 Jun 5 07:57
11636: MAXI observation of a long X-ray burst from SAX J1712.6-3739 Iwakiri, 2018 May 12 09:54
11593: MAXI/GSC detection of a new outburst from SAX J1810.8-2609 Negoro, 2018 May 1 14:29
11568: Rapidly fading the black hole X-ray nova MAXI J1535-571 from MAXI/GSC observations Negoro, 2018 Apr 24 14:29
11479: MAXI/GSC detection of the outburst onset from the Be/X-ray binary pulsar 2S 1417-624 Nakajima, 2018 Mar 27 09:11
11447: MAXI/GSC detection of renewed activity from the gamma-ray source IGR J17379-3747 Negoro, 2018 Mar 20 07:51
11422: MAXI/GSC detections of a new superburst from GS 1826-238 Iwakiri, 2018 Mar 15 14:17
11399: MAXI/GSC detection of a probable new X-ray transient MAXI J1820+070 Kawamuro, 2018 Mar 11 16:41
11323: MAXI/GSC detection of a new X-ray transient MAXI J1813-095 Kawase, 2018 Feb 20 10:52
11302: Possible first detection of X-ray burst from 4U 1543-624 Serino, 2018 Feb 15 05:16
11244: MAXI/GSC observation of X-ray brightening from Be/X-ray binary pulsar GRO J1008-57 Nakajima, 2018 Jan 30 12:14
11186: MAXI/GSC detection of a rapid X-ray brightening from Mrk 421 Tachibana, 2018 Jan 17 14:17
11173: Refined position of the X-ray transient MAXI J1630-276 and its observed properties during the outburst Negoro, 2018 Jan 16 05:03
<2017 January-December > 28 issues
11033: MAXI/GSC detection of X-ray brightening from the Be/X-ray binary pulsar GS1843-02 (4U 1850-02) Nakajima, 2017 Dec 6 10:17
11020: MAXI J1535-571 currently shows softest spectrum Shidatsu, 2017 Nov 28 03:10
10984: MAXI/GSC detection of a soft X-ray transient MAXI J1630-276 Negoro, 2017 Nov 18 04:36
10902: MAXI/GSC detection of an onset of apastron outburst from Be/X-ray binary pulsar GRO J1008-57 Nakajima, 2017 Oct 28 04:12
10869: MAXI/GSC detection of a possible new X-ray nova MAXI J1621-501 on the galactic plane Hashimoto, 2017 Oct 19 12:49
10838: MAXI/GSC observations of IceCube-170922A and TXS 0506+056 Negoro, 2017 Oct 11 02:36
10827: MAXI/GSC detection of an X-ray burst probably from SAX J1748.9-2021 Harita, 2017 Oct 6 10:19
10821: MAXI/GSC detection of weak X-ray enhancement from the direction of NGC 6440 Negoro, 2017 Oct 5 15:41
10813: The outburst detected by MAXI/GSC (ATel. 10803) was not from LS I +61 303 but from the new X-ray transient Swift J0243.6+6124 Sugita, 2017 Oct 4 00:35
10803: MAXI/GSC detection of an increase in X-ray intensity from LS I +61 303 Sugita, 2017 Sep 30 15:18
10761: MAXI/GSC observations indicate further softening of MAXI J1535-571 toward the high/soft state Shidatsu, 2017 Sep 20 06:43
10753: MAXI/GSC detection of a possible X-ray flare from HR1099 (V711 Tau) Kawai, 2017 Sep 15 15:21
10729: MAXI/GSC detects an X-ray spectral softening of the X-ray transient MAXI J1535-571 Nakahira, 2017 Sep 11 03:47
10708: Further brightening of the X-ray transient MAXI J1535-571, suggesting the presence of a black hole Negoro, 2017 Sep 5 16:23
10699: MAXI/GSC discovery of a new hard X-ray transient MAXI J1535-571 Negoro, 2017 Sep 3 01:08
10671: MAXI/GSC detection of a weak X-ray outburst from RX J1709.5-2639 (XTE J1709-267) Negoro, 2017 Aug 26 11:35
10617: MAXI/GSC detection of a brightening of GRO J1008-57 Laplace, 2017 Aug 3 10:21
10608: MAXI/GSC detection of onset of X-ray outburst from Be/X-ray binary pulsar 4U 0115+63 Nakajima, 2017 Aug 1 04:02
10595: MAXI/GSC detects a softening of the X-ray transient GRO J1716-249 Nakahira, 2017 Jul 25 06:55
10529: MAXI/GSC detection of enhanced X-ray activity from GRO J1008-57 after its type I outburst Laplace, 2017 Jun 24 16:02
10495: MAXI/GSC observations of the gamma-ray/X-ray transient Fermi J1544-0649 Kawase, 2017 Jun 15 14:15
10322: Unusual soft X-ray activity of Cygnus X-1 detected with MAXI/GSC Negoro, 2017 Apr 26 03:23
10222: Swift/XRT spectral analysis of MAXI J1807+132: possibility of a faint low mass X-ray binary Shidatsu, 2017 Mar 29 06:12
10208: MAXI/GSC detection of a long-term soft X-ray flaring event MAXI J1807+132 Negoro, 2017 Mar 25 08:16
10203: MAXI/GSC detection of X-ray outburst from Be/X-ray binary pulsar H1145-619 Nakajima, 2017 Mar 24 09:44
10132: MAXI/GSC detection of an X-ray burst probably from IGR J17254-3257 Negoro, 2017 Feb 27 00:20
10115: MAXI/GSC detection of peculiar soft X-ray enhancement probably from SLX 1735-269 Sugita, 2017 Feb 23 7:43
9988: MAXI/GSC detection of the outburst onset from Be/X-ray binary pulsar V 0332+53 (X0331+53) Nakajima, 2017 Jan 23 15:42
<2016 January-December > 39 issues
9895: Further MAXI/GSC observations show that GRS 1716-249/GRO J1719-24 is in outburst and currently in the hard state Masumitsu, 2016 Dec 23 02:07
9882: MAXI/GSC detection of new superbursts from Ser X-1 and 4U 1705-44 Iwakiri, 2016 Dec 20 01:09
9876: MAXI/GSC detection of a new outburst from GRS 1716-249/GRO J1719-24 or a new X-ray transient MAXI J1719-254 Negoro, 2016 Dec 19 13:03
9820: MAXI/GSC detection of weak X-ray brightening from Be/X-ray binary pulsar 4U 0728-25 and revised orbital period Nakajima, 2016 Dec 2 11:56
9807: MAXI/GSC detection of a new X-ray outburst of 4U 1711-34 Negoro, 2016 Nov 30 04:59
9726: MAXI/GSC detection of a new outburst from the black hole candidate H 1743-322 Shidatsu, 2016 Nov 7 18:48
9707: MAXI/GSC detection of a new short X-ray transient MAXI J0636+146 Negoro, 2016 Nov 4 04:43
9596: MAXI/GSC detection of renewed activity from Be/X-ray binary pulsar V 0332+53 (X0331+53) Nakajima, 2016 Oct 5 10:16
9565: MAXI/GSC detection of renewed activity of the short X-ray transient MAXI J1957+032 Negoro, 2016 Sep 29 16:18
9512: MAXI/GSC detection of the X-ray outbursts from Be/X-ray binary pulsars, 4U 0115+63 and GRO J1008-57 Nakajima, 2016 Sep 20 04:10
9447: MAXI/GSC detection of an X-ray brightening from V 0332+53 Nakajima, 2016 Sep 2 11:42
9427: MAXI/GSC detection of a new X-ray outburst of 4U 1630-472 Masumitsu, 2016 Aug 30 05:26
9412: MAXI/GSC detection of an X-ray flare-like activity probably from the high mass X-ray binary EXO 1722-363 Negoro, 2016 Aug 26 08:34
9348: MAXI/GSC detection of a hard X-ray transient MAXI J0058-721 in the SMC Negoro, 2016 Aug 9 01:14
9339: MAXI/GSC detection of an X-ray outburst from the high mass X-ray binary pulsar GS1843-02 (4U 1850-02) Nakajima, 2016 Aug 8 09:27
9330: MAXI/GSC detection of a new X-ray outburst from the LMXB 4U 1608-52 Ono, 2016 Aug 6 09:44
9313: MAXI/GSC observations of IceCube-160731A Negoro, 2016 Aug 4 01:14
9291: MAXI/GSC detection of X-ray outburst from Be/X-ray binary pulsar 4U 0115+63 Nakajima, 2016 Aug 1 03:07
9288: MAXI/GSC detection of a possible X-ray flare from an RS CVn star AR Psc Nakamura, 2016 Jul 31 14:45
9263: Orbital phase shift in a new type I outburst of the Be/X-ray binary EXO 2030+375 Laplace, 2016 Jul 25 06:52
9251: MAXI/GSC detected a high state on an RS CVn star GT Mus Sasaki, 2016 Jul 17 12:40
9191: MAXI/GSC refined analysis of SGR 1935+2154 Sugizaki, 2016 Jun 25 14:23
9155: MAXI/GSC detection of the historically brightest flares from the Sy2 galaxy NGC 2992 Negoro, 2016 Jun 15 10:28
9149: MAXI/GSC detection of renewed activity of Be/X-ray binary pulsar 4U 0115+63 Nakajima, 2016 Jun 14 03:35
9144: MAXI/GSC detection of a possible X-ray flare from an RS CVn star HR5110 Sasaki, 2016 Jun 13 12:55
**9115: Chandra detection of increased X-ray activity from SAX J1747.0-2853 Clavel, 2016 Jun 4 17:04
9108: MAXI/GSC detection of renewed X-ray activity of the neutron star X-ray binary XTE J1709-267 Nakahira, 2016 Jun 2 09:03
9064: MAXI/GSC detection of a weak X-ray activity from Be/X-ray binary pulsar GX 304-1 Nakajima, 2016 May 19 01:05
9044: MAXI/GSC detected an intense X-ray flare from an RS CVn star VY Ari Nakamura, 2016 May 12 09:16
8993: Further analysis of MAXI J0758-456 and possible association with 1RXS J080114.6-462324 Masumitsu, 2016 Apr 27 14:08
8983: MAXI/GSC detection of a new soft X-ray transient MAXI J0758-456 Nakagawa, 2016 Apr 24 17:28
8977: MAXI/GSC detection of the onset of the X-ray outburst from Be/X-ray binary pulsar A 0535+26 Iwakiri, 2016 Apr 22 16:08
8872: MAXI/GSC and Swift/BAT detections of a new X-ray outburst from MAXI J0911-655/Swift J0911.9-6452 Serino, 2016 Mar 26 02:14
8769: MAXI/GSC detection of the first X-ray burst from UCXB 4U 1822-000 Asai, 2016 Mar 4 10:33
8592: MAXI/GSC detection of the outburst onset from Be/X-ray binary pulsar GX 304-1 Nakajima, 2016 Jan 26 14:26
*8547: New type I outburst of GRO J1008-57 Kretschmar, 2016 Jan 15 09:36
8529: Recent short-term X-ray activity of MAXI J1957+032 Tanaka, 2016 Jan 11 05:21
8513: MAXI/GSC detection of renewed activity of the neutron star X-ray binary MAXI J0556-332 Negoro, 2016 Jan 7 13:41
8494: MAXI/GSC detection of a recent low-level X-ray activity and a bright hard X-ray flare from V404 Cyg Sugimoto, 2016 Jan 1 23:36
<2015 January-December > 40 issues
8392: MAXI/GSC detection of an onset of X-ray outburst from X-ray binary pulsar GS1843-02 Nakajima, 2015 Dec 10 01:29
8322: MAXI/GSC detection of a soft X-ray transient MAXI J1135-606 Negoro, 2015 Nov 23 06:33
8285: MAXI/GSC detection of a big flare from GT Mus Kanetou, 2015 Nov 16 06:14
8241: MAXI/GSC detection of a possible superburst from IGR J17062-6143/Swift J1706.6-6146 Negoro, 2015 Nov 3 15:52
8179: MAXI/GSC detection of an onset of X-ray outburst from Be/X-ray binary pulsar 4U 0115+63 Nakajima, 2015 Oct 17 06:15
8175: MAXI/GSC detection of the X-ray outburst from Be/X-ray binary pulsar GS 0834-430 Nakajima, 2015 Oct 16 04:46
8165: MAXI/GSC reports the highest soft X-ray flux from the blazer 1ES 1959+650 Negoro, 2015 Oct 14 14:09
8143: MAXI/GSC detection of a new X-ray brightening of MAXI J1957+032/IGR J19566+0326 Sugimoto, 2015 Oct 9 14:51
8090: MAXI/GSC detection of a possible X-ray flare from an dMe binary system YY Gem Nakamura, 2015 Sep 24 09:08
8088: MAXI/GSC detection of a new X-ray transient MAXI J0051-736 toward the Small Magellanic Cloud Negoro, 2015 Sep 24 01:37
8055: MAXI/GSC detection of the X-ray outbursts from Be/X-ray binary pulsars, GX 304-1 and A 0535+26 Nakajima, 2015 Sep 14 15:18
8050: MAXI/GSC detection of a short X-ray transient MAXI J1714-130 / XRF 150912 and Swift non-detection in XRT follow-up observations Nakajima, 2015 Sep 13 16:19
8007: MAXI/GSC detection of X-ray outburst from Be/X-ray binary pulsar H1145-619 Nakajima, 2015 Sep 5 21:48
8003: MAXI/GSC upper limit for an X-ray counterpart of the ANTARES neutrino event detected on September 1. Nakahira, 2015 Sep 5 13:32
7954: MAXI GSC detection of a soft X-ray transient : XRF 150826A / MAXI J1501-026 Nakahira, 2015 Aug 26 18:01
7943: MAXI/GSC detection of renewed X-ray activities of SAX J1324.5-6313/MAXI J1327-627 and H 1658-298/MAXI J1702-301 Negoro, 2015 Aug 23 00:10
7858: MAXI/GSC detection of renewed activity of the black hole candidate V4641 Sgr Yoshii, 2015 Jul 30 15:04
7839: MAXI/GSC detection of a bright X-ray flare from an RS CVn star VY Ari Kanetou, 2015 Jul 25 10:35
7685: MAXI/GSC detection of an X-ray brightening from V 0332+53 Nakajima, 2015 Jun 22 07:01
7646: MAXI/GSC detection of a new outburst from the Galactic black hole candidate GS 2023+338 (V* V404 Cyg) Negoro, 2015 Jun 17 03:20
*7612: Swift Detection of the Black Hole GS 1354-645 in Outburst Miller, 2015 Jun 10 13:43
*7607: Swift/BAT and MAXI/GSC monitoring indicate a new outburst of black hole transient H 1743-322 Zhang, 2015 Jun 9 06:52
7579: MAXI/GSC detection of a successive X-ray outburst from the black hole candidate XTE J1856+053 Negoro, 2015 May 30 09:13
7504: MAXI/GSC detection of a faint X-ray transient MAXI J1957+032 Negoro, 2015 May 14 05:48
7500: MAXI detection of a highly energetic X-ray burst from 4U 1850-08 Negoro, 2015 May 13 03:26
7490: MAXI/GSC detection of outburst onset from GRO J1008-57 Nakajima, 2015 May 11 15:16
7441: MAXI/GSC detection of an onset of X-ray brightening from Be/X-ray binary pulsar GX 304-1 Nakajima, 2015 Apr 24 11:51
7233: MAXI/GSC detection of a new X-ray outburst from the black hole candidate XTE J1856+053 Suzuki, 2015 Mar 16 15:21
7215: MAXI/GSC and Swift/BAT detection of an outburst from the Be/X-ray binary pulsar H 1145-619 Mihara, 2015 Mar 12 21:52
7200: MAXI/GSC detection of a new X-ray transient MAXI J0511-522 Serino, 2015 Mar 11 5:49
7196: Unusual hard X-ray decrease in Swift J1753.5-0127 observed by MAXI and Swift Negoro, 2015 Mar 10 12:30
7088: MAXI/GSC detection of a new outburst from Aql X-1 Ueno, 2015 Feb 17 9:27
7034: MAXI/GSC detection of a new X-ray outburst from XTE J1859+083/MAXI J1859+082 Negoro, 2015 Feb 8 7:47
7018: MAXI/GSC detection of a new X-ray activity of high-mass X-ray binary pulsar, 2S 1553-542 Sugizaki, 2015 Feb 3 3:37
7015: MAXI/GSC detection of the onset of the outburst from Be/X-ray binary pulsar A0535+26 Nakajima, 2015 Feb 2 9:34
7008: MAXI/GSC observation of 1RXS J180408.9-342058 in outburst Negoro, 2015 Jan 30 6:22
6991: MAXI/GSC detection of a new outburst from 4U 1630-472 Takagi, 2015 Jan 26 11:16
*6917: Bright apastron outburst of GRO J1008-57 Kretschmar, 2015 Jan 14 14:22
6908: MAXI/GSC detection of a possible X-ray flare from an RS CVn star V824 Ara Ohtsuki, 2015 Jan 13 12:06
6900: MAXI/GSC detection of a possible X-ray flaring activity from XTE J1739-302/IGR 17391-3021 or a new X-ray transient MAXI J1739-301 Negoro, 2015 Jan 11 17:04
<2014 January-December > 35 issues
6850: MAXI/GSC detection of the brightest X-ray outburst from 4U 1700+24 Fukushima, 2014 Dec 26 10:25
6819: Re-brightening of GRO J1008-57 detected by MAXI/GSC: Third outburst in a single orbit Nakajima, 2014 Dec 14 03:11
6817: MAXI/GSC detection of a possible X-ray flare from an RS CVn star Sigma Gem Serino, 2014 Dec 13 01:05
6767: Refined position and hard X-ray spectrum of the new X-ray transient MAXI J1619-383 Morii, 2014 Nov 28 17:13
6708: MAXI/GSC detection of a new X-ray transient MAXI J1619-383 Serino, 2014 Nov 17 10:56
6668: MAXI/GSC detection of a superburst from 4U 0614+091 Serino, 2014 Nov 5 11:30
*6656: Swift-XRT spectrum of the first detected double-peaked outburst of GRO J1008-57 Kuehnel, 2014 Nov 2 07:00
6654: MAX/GSC and Swift/XRT detection of an X-ray flare from 1RXS J043657.1-161258 Nakahira, 2014 Nov 1 10:32
6630: MAXI/GSC observation of an unexpected X-ray outburst from the Be/X-ray binary pulsar GRO J1008-57 Nakajima, 2014 Oct 28 9:57
6569: MAXI-GSC detection of X-ray outburst from the Be/X-ray binary pulsar A0535+26 Nakajima, 2014 Oct 13 15:19
6550: MAXI-GSC detection of a new X-ray outburst from the LMXB 4U 1608-52 Negoro, 2014 Oct 7 16:33
6465: MAXI-GSC observation of an outburst from the Be/X-ray binary pulsar GRO J1008-57 Nakajima, 2014 Sep 13 01:08
6433: MAXI-GSC detection of a sudden drop in X-ray intensity from GX 13+1 Negoro, 2014 Sep 1 07:54
6322: MAXI/GSC detection of a renewed activity of the RS CVn star IM Peg Kawagoe, 2014 Jul 17 08:36
6315: MAXI/GSC detection of a big flare from UX Ari Kawagoe, 2014 Jul 16 10:09
6296: MAXI/GSC detection of IM Peg in an active phase Kawagoe, 2014 Jul 7 14:21
6289: MAXI/GSC detection of a gradual increase in the X-ray flux of Eta Carinae and possible historically brightest X-ray flares on June 15 and 17, 2014 Negoro, 2014 Jul 4 7:11
6250: MAXI/GSC detection of a hard-to-soft transition of NS-LMXB GS 1826-238 Nakahira, 2014 Jun 20 4:50
6212: MAXI/GSC detection an onset of outburst from the Be/X-ray binary pulsar Cep X-4 Nakajima, 2014 Jun 9 4:08
6184: Refined position of MAXI J1932+091, ruling out the BL Lac object 2FGL J1931.1+0938 Morii, 2014 May 30 7:27
6174: MAXI/GSC detection of a possible bright X-ray flare from the BL Lac 2FGL J1931.1+0938 Yamaoka, 2014 May 27 10:59
6120: MAXI/GSC detection of a bright X-ray flare from FK Aqr Nakahira, 2014 May 5 17:56
6115: MAXI/GSC detection of a transition back into the hard state in Cygnus X-1 Negoro, 2014 May 4 14:43
6066: MAXI/GSC detection of a new soft X-ray transient MAXI J0545+043 and Swift/XRT observation Morooka, 2014 Apr 13 14:34
6042: MAXI/GSC detection of a possible X-ray flare from an active binary star BY Dra Serino, 2014 Apr 5 07:48
6026: A big flare from UV Ceti Ishikawa, 2014 Mar 30 14:58
6012: MAXI/GSC detection of an X-ray enhancement of MAXI J0243-582 (= BL Lac object BZB J0244-5819) Nakahira, 2014 Mar 26 07:39
5978: MAXI/GSC detection of the tail of a long thermonuclear X-ray burst from 4U 1850-08 Serino, 2014 Mar 14 13:11
5963: MAXI/GSC observations of the bursting pulsar GRO J1744-28 close to the Eddington luminosity Negoro, 2014 Mar 10 07:41
5943: MAXI/GSC detection of an X-ray transient MAXI J1930+093 Negoro, 2014 Mar 3 17:56
5931: MAXI/GSC detection of a new outburst from the Be X-ray binary pulsar A 0535+262 Takagi, 2014 Feb 28 09:32
5925: MAXI/GSC detection of a hard X-ray SMC transient MAXI J0057-720 Suzuki, 2014 Feb 27 03:47
5803: MAXI/GSC detection of a renewed X-ray activity of the black hole candidate V4641 Sgr Tachibana, 2014 Jan 24 09:35
5790: MAXI/GSC and Swift/BAT detection of enhanced hard X-ray emission from the Galactic center region, renewed activity of GRO J1744-28 ? Negoro, 2014 Jan 23 06:22
5750: MAXI/GSC discovery of a new soft X-ray transient MAXI J1421-613 Morooka, 2014 Jan 9 23:53
<2013 January-December> 26 issues (136 issues in 2009-2013)
5705: MAXI/GSC detection an onset of outburst from Be/X-ray binary pulsar, GRO J1008-57 Kawagoe, 2013 Dec 28 03:18
5661: MAXI/GSC detection of a large X-ray flare from AT Mic (dMe star) Higa, 2013 Dec 14 10:30
5549: MAXI/GSC detection of a hard-to-soft state transiton of XTE J1908+094 Negoro, 2013 Nov 6 01:22
5483: MAXI/GSC detection of a possible hard-to-soft state transition in the initial phase of the outburst and further brightening of MAXI J1828-249 Negoro, 2013 Oct 18 13:06
5474: MAXI/GSC discovery of a new soft X-ray transient MAXI J1828-249 Nakahira, 2013 Oct 16 10:19
5444: MAXI/GSC detection of a soft X-ray flare in Cam Ogawa, 2013 Oct 5 16:54
5438: MAXI/GSC detection of a renewed X-ray activity of the Be transient X-ray pulsar KS 1947+300 Kawagoe, 2013 Oct 3 02:54
5327: MAXI/GSC detection of an outburst of an X-ray source in M15 following a bright X-ray burst Tomida, 2013 Aug 27 05:02
5320: MAXI/GSC detection of a bright X-ray flare from Mrk 421 Ueno, 2013 Aug 24 04:57
5319: MAXI/GSC detection of a new X-ray outburst from RX J1709.5-2639(=XTE J1709-267) Negoro, 2013 Aug 24 02:06
*5301: A new outburst from LMXB 1A 1744-361 Arash, 2013 Aug 20 17:46
5289: MAXI/GSC also detected the newly discovered X-ray transient source Swift J0549.7-6812 Fukushima, 2013 Aug 16 05:39
5241: MAXI/GSC detection of a renewed outburst from the black hole candidate H 1743-322 Nakahira, 2013 Aug 1 02:14
5205: MAXI/GSC detection of an X-ray outburst from Be/X-ray binary pulsar GX 304-1 Nakajima, 2013 Jul 11 09:13
5096: MAXI/GSC detection of X-ray enhancemant toward the globular cluster Tarzan 1 Negoro, 2013 Jun 1 13:35
*5094: The neutron star transient 4U 1608-52 has left the hard state Wenda, 2013 May 31 05:51
5075: MAXI/GSC detection of an X-ray enhancement possibly from a variable star HD 347929/1RXS J 180724.2+194217 Negoro, 2013 May 20 14:00
5041: MAXI/GSC detection of an X-ray outburst probably from SAX J1747.0-2853 and Swift followup observation of the Galactic center region Negoro, 2013 May 3 02:28
*5004: Renewed activity of GRO J1008-57 after its giant outburst Kuehnel, 2013 Apr 23 21:38
4992: MAXI/GSC detection of a hard X-ray re-brightening from the BHC 4U 1630-472 Nakahira, 2013 Apr 19 03:44
4978: MAXI observation of a bright X-ray flare with multiple peaks from Mrk 421 Negoro, 2013 Apr 15 02:32
4961: MAXI/GSC detected two X-ray bursts from IGR J18245-2452 in M28 Serino, 2013 Apr 8 16:13
4911: GRB 121225A might be an X-ray burst from Swift J1741.5-6548 Negoro, 2013 Mar 24 16:39
4877: MAXI/GSC detection of 1ES 0033+595 Kawamuro, 2013 Mar 11 18:46
4841: MAXI/GSC detection of a large X-ray flare from Algol Takagi, 2013 Feb 26 11:06
4752: MAXI/GSC detection of brightening of a transient LMXB XTE J1810-189 Negoro, 2013 Jan 21 10:55
<2012 January-December> 25 issues
4671: MAXI/GSC detection of a large X-ray flare from the active star binary UV Ceti Negoro, 2012 Dec 23 14:31
4661: MAXI/GSC detection of X-ray brightening of Cir X-1 Kimura, 2012 Dec 20 10:55
4656: MAXI/GSC, SSC and Swift/XRT observations of an X-ray flare from Algol Nakahira, 2012 Dec 19 14:22
4622: MAXI/GSC detection of a possible superburst from SLX 1735-269 Negoro, 2012 Dec 6 12:37
4561: MAXI/GSC detection of an unexpected brightening from Be/X-ray binary pulsar, GRO J1008-57 Nakajima, 2012 Nov 9 13:00
4524: Re-brightening of MAXI J0556-332, a transient NS X-ray binary, detected by MAXI/GSC Sugizaki, 2012 Oct 28 13:21
4478: MAXI/GSC detection of brightening of a transient LMXB 4U1608-52 Sugimoto, 2012 Oct 12 10:26
4420: MAXI/GSC detection of an outburst from Be/X-ray binary pulsar GX 304-1 Nakajima, 2012 Sep 25 06:38
4419: MAXI/GSC detects a new outburst from the black hole candidate H 1743-322 Shidatsu, 2012 Sep 25 02:28
4406: Comment to ATEL #4395: MAXI/GSC X-ray light curve of 4U 1630-472 updated with the latest calibration shows no drop in soft X-ray (2-4 keV) band on 2012 September 18 Sugizaki, 2012 Sep 21 09:30
*4395: A rapid decline of the black hole transient 4U 1630-472 in soft X-rays: approaching the hard state ? Zhang, 2012 Sep 19 12:14 (Contribution of MAXI guest user)
*4355: Unexpected flaring activity of the Be/X-ray binary GRO J1008-57 Kuehnel, 2012 Sep 7 02:55 (Contribution of MAXI guest user)
4335: MAXI/GSC detection of a new X-ray transient MAXI J1807-228 Negoro, 2012 Aug 25 10:09
4273: MAXI/GSC detection of a soft-to-hard state transition of the BHC Swift J1910.2-0546 / MAXI J1910-057 Nakahira, 2012 Jul 25 01:15
4198: Bright soft state and a soft-to-intermediate state transition of the new X-ray transient Swift J1910.2-0546/MAXI J1910-057 observed by MAXI Kimura, 2012 Jun 21 15:00
4175: MAXI/GSC detection of a new soft X-ray transient MAXI J1647-227 Negoro, 2012 Jun 15 12:57
4170: MAXI/GSC detection of a renewed activity from IGR J17191-2821 Sugimoto, 2012 Jun 13 05:25
4140: MAXI/GSC detection of a new X-ray transient MAXI J1910-057/Swift J1910.2-0546 Usui, 2012 Jun 1 5:44
4114: MAXI/GSC detection of a possible flare from the dMe star V1054 Oph Nakahira, 2012 May 18 12:13
4075: MAXI/GSC detection of a rapid X-ray spectral change in the black hole candidate 4U 1630-472 Nakahira, 2012 Apr 29 13:03
4035: State transitions in the early stage of the outburst from the new X-ray transient MAXI J1305-704 Suwa, 2012 Apr 12 6:04
4024: MAXI/GSC detection of a new X-ray transient MAXI J1305-704 Sato, 2012 Apr 10 7:42
3897: MAXI/GSC detection of a possible X-ray flare from an RS CVn star CF Tuc Yamamoto, 2012 Jan 30 13:00
3856: MAXI/GSC detects the onset of a recurrent outburst of GX 304-1 Yamamoto, 2012 Jan 10 14:10
3842: MAXI/GSC detects a quasi-regular outburst and a possible soft state transition in H 1743-322 Negoro, 2012 Jan 1 14:15
<2011 July-December> 23 issues
3837: MAXI/GSC detection of a giant X-ray flare from the active binary system CC Eri Suwa, 2011 Dec 30 17:24
3830: MAXI/GSC detection of an outburst from a black hole candidate 4U 1630-472 Nakahira, 2011 Dec 28 04:02
3829: MAXI/GSC detection of an outburst from a transient binary X-ray pulsar 4U 1901+03 Sootome, 2011 Dec 26 21:45
3810: Possible detection of pre-trigger X-ray emission from GRB 111215A by MAXI/GSC Kawai, 2011 Dec 16 09:49
3809: MAXI/GSC detection a possible flare from the Algol Negoro, 2011 Dec 16 09:43
3807: MAXI/GSC detection of a soft state transition in the faint X-ray transient Swift J1922.7-1716 Morii, 2011 Dec 15 16:11
3796: MAXI/GSC detected a new outburst of the Be/X-ray binary pulsar GRO J1008-57 Shidatsu, 2011 Dec 5 03:06
3766: MAXI GSC detection of a renewed X-ray activity from Be X-ray binary pulsar XTE J1858+034 Sootome, 2011 Nov 15 13:28
3760: MAXI/GSC detection of a superburst from the neutron star SAX J1828.5-1037 Asada, 2011 Nov 13 11:29
3756: MAXI GSC and SSC detection of a soft X-ray transient near SMC: XRF 111111A / MAXI J0158-744 Kimura, 2011 Nov 11 08:20
3752: MAXI/GSC detects X-ray brightening of Mrk 501 Sootome, 2011 Nov 9 15:35
3737: MAXI/GSC detection of a possible flare from the RS CVn type star SZ Psc Negoro, 2011 Nov 6 12:07
3729: MAXI detection of a super-burst from EXO 1745-248 in Terzan 5 Mihara, 2011 Nov 1 10:03
3677: MAXI/GSC detection of a renewed activity from Be/X-ray Binary pulsar 4U 0115+63 Nakajima, 2011 Oct 11 19:32
3637: MAXI/GSC detects an X-ray brightening of Mrk 421 Hiroi, 2011 Sep 8 07:12
3626: MAXI/GSC detects a spectral softening of MAXI J1836-194 Nakahira, 2011 Sep 2 18:25
*3625: MAXI and RXTE-ASM detect superburst candidate for 4U 1820-30 Zand, 2011 Sep 2 13:03
3624: MAXI/GSC detects the onset of a recurrent outburst of GX 304-1 Yamamoto, 2011 Sep 2 09:37
3611: MAXI/GSC and Swift/BAT detect a new hard X-ray transient MAXI J1836-194 Negoro, 2011 Aug 30 19:29
3548: MAXI/GSC detection of a possible activity from Swift J1922.7-1716 Nakahira, 2011 Aug 11 12:31
3534: MAXI/GSC detected a possible hard-to-soft state transition in Cygnus X-1 Negoro, 2011 Aug 8 10:02
3530: MAXI GSC detection of an enhanced X-ray emission from Anomalous X-ray Pulsar 4U 0142+61 Morii, 2011 Aug 5 05:13
3482: MAXI/GSC detection of an X-ray burst from 1A 1246-588 Serino, 2011 July 11 03:13
<2011 January-June> 15 issues
3430: MAXI/GSC detection of a brightening of X-ray binary pulsar 4U 0115+63 Yamamoto, 2011 June 14 06:04
3356: MAXI/GSC detection of X-ray activities in the globular cluster M15 Morii, 2011 May 17 17:11
3330: MAXI/GSC detection of a new X-ray transient MAXI J1543-564 Negoro, 2011 May 8 16:55
3316: MAXI/GSC detection of a short X-ray transient MAXI J1631-639 Negoro, 2011 April 30 01:21
3309: MAXI/GSC detected a renewed X-ray activity from GX 304-1 Yamamoto, 2011 April 28 06:31
3308: MAXI/GSC detection of an active state of the RS CVn type star UX Ari Matsumura, 2011 April 27 12:58
3244: MAXI/GSC observation of Swift J164449.3+573451 Kimura, 2011 Mar 29 08:02
3237: MAXI/GSC detection of brightening of a transient LMXB 4U1608-52 Sugizaki, 2011 Mar 26 04:18
3211: MAXI/GSC detection of a possible flare from a dMe star YZ CMi Serino, 2011 Mar 9 05:32
3139: The state transition of Cyg X-3: MAXI/GSC data Kotani, 2011 Feb 1 09:46
3123: MAXI/GSC detects an X-ray outburst from the Galactic center region, GRO J1744-28/MAXI J1745-288 Suwa, 2011 Jan 27 05:19
3114: MAXI/GSC observations of Swift J1843.5-0343 Mihara, 2011 Jan 19 13:38
3107: MAXI/GSC detection of a possible flare from an M dwarf binary EQ Peg Matsumura, 2011 Jan 14 16:41
3102: MAXI/GSC detects a new X-ray transient MAXI J0556-332 Matsumura, 2011 Jan 12 3:21
3098: MAXI/GSC detects renewed activity from SLX 1746-331 Ozawa, 2011 Jan 6 16:54
<2010 July-December> 18 issues
3096: MAXI/GSC detection of a bright X-ray flare from an eclipsing binary, Algol Sugizaki, 2010 Dec 31 18:03
3075: MAXI/GSC detects a renewed activity from binary X-ray pulsar GX304-1 Nakajima, 2010 Dec 9 23:46
3067: MAXI/GSC detects X-ray re-brightening of MAXI J1409-619 Ueno, 2010 Dec 5 9:37
3048: MAXI/GSC detects X-ray brightening from XTE J1946+274 Nakajima, 2010 Nov 22 12:52
3021: MAXI/GSC detection of a possible X-ray flare from an RS CVn star GT Mus (=4U1137-65, HD 101379) Nakajima, 2010 Nov 10 13:08
3018: MAXI/GSC detection of X-ray enhancement from AX J1841.0-0536 Negoro, 2010 Nov 9 16:05
2990: Short X-ray Transient Detection by MAXI/GSC Tomida, 2010 Oct 31 9:49
2970: MAXI/GSC detects a new activity from Be pulsar A0535+262 Mihara, 2010 Oct 25 21:33
2959: MAXI/GSC detects an X-ray transient MAXI J1409-619 Yamaoka, 2010 Oct 20 11:06
2873: MAXI/GSC detection of a new hard X-ray transient source MAXI J1659-152 Negoro, 2010 Sep 25 16:12
2842: Short X-ray Transient detected by MAXI/GSC Morii, 2010 Sep 13 8:26
2836: MAXI/GSC detection of a possible flare from TWA-7 Morii, 2010 Sep 9 3:33
2779: MAXI/GSC detects an outburst from a Be/X-ray binary GX 304-1 Mihara, 2010 Aug 7 15:52
2774: MAXI/GSC detects a re-brightening from the black hole candidate H 1743-322 Nakahira, 2010 Aug 6 12:44
2769: MAXI/GSC detects an outburst from a Be/X-ray binary GRO J1008-57 Suzuki, 2010 Aug 2 6:23
2754: MAXI/GSC detects re-brightening of Be pulsar A0535+262 Nakajima, 2010 Jul 23 15:31
2729: MAXI/GSC detects an X-ray outburst of RX J1709.5-2639 (XTE J1709-267) Negoro, 2010 Jul 10 06:26
2711: MAXI/GSC detected a rapid soft X-ray brightening in Cyg X-1 Negoro, 2010 Jul 1 11:35
<2010 January-June> 21 issues
2702: MAXI/GSC detects X-ray brightening of a symbiotic X-ray binary 4U 1954+319 Sugizaki, 2010 Jun 29 4:33
2700: X-ray Transient detected by MAXI/GSC Usui, 2010 Jun 28 17:21
2674: X-ray re-brightening of Cir X-1 confirmed by MAXI/GSC Isobe, 2010 Jun 14 16:26
2635: MAXI/GSC observes Cyg X-3 in a soft-high state Kawai, 2010 May 25 15:52
2608: MAXI/GSC detects X-ray brightening of Cir X-1 Nakajima, 2010 May 10 16:37
2527: MAXI/GSC detects a possible outburst of Be/X-ray binary LS V +44 17 Morii, 2010 Mar 31 20:36
2524: Short X-ray Transient detected by MAXI/GSC Tomida, 2010 Mar 30 12:16
2476: X-ray Transient detected by MAXI/GSC Negoro, 2010 Mar 12 18:51
2462: MAXI/GSC detection of brightening of a transient LMXB 4U 1608-522 Morii, 2010 Mar 3 22:09
2444: MAXI/GSC detection of a bright X-ray flare from Mrk 421 Isobe, 2010 Feb 18 3:38
2427: MAXI/GSC detects X-ray rebrightening of the recurrent transient V0332+53 Nakajima, 2010 Feb 10 3:12
2425: MAXI/GSC detects an increase in X-ray flux from 4U 1711-34 Negoro, 2010 Feb 6 12:20
2415: Short X-ray Transient detected by MAXI/GSC Suzuki, 2010 Feb 3 17:02
2404: MAXI/GSC observes possible transition to the high-soft state in Cyg X-3 Kawai, 2010 Jan 26 7:06
2401: MAXI/GSC detection of a flare from HR 1099 (V711 Tau) Suzuki, 2010 Jan 24 4:09
2399: MAXI/GSC detection of an increase in X-ray intensity from 4U 1323-619 Suzuki, 2010 Jan 23 12:22
2396: MAXI/GSC observes a rapid spectral softening in XTE J1752-223 Negoro, 2010 Jan 23 9:32
2380: MAXI/GSC detection of an X-ray activity from GX 339-4 Yamaoka, 2010 Jan 10 16:30
2378: MAXI/GSC detects a spectral state transition in H 1743-322 Yamaoka, 2010 Jan 9 9:20
2369: V0332+53: Renewed activity detected by MAXI/GSC Nakahira, 2010 Jan 5 13:20
2368: MAXI/GSC detection of a bright X-ray flare from Mkn 421 Isobe, 2010 Jan 5 9:40
2364: Renewed Activity from H 1743-322 detected by MAXI/GSC Yamaoka, 2009 Dec 31 12:14
2363: MAXI/GSC detection of an increase in X-ray intensity from 4U 1630-47 Tomida, 2009 Dec 31 4:34
2360: MAXI/GSC detection of an X-ray outburst from NGC6440 Suzuki, 2009 Dec 28 12:13
2341: MAXI/GSC detected an increasing soft X-ray component of Swift J1753.5-0127 Negoro, 2009 Dec 9 17:24
2321: Short X-ray Transient Detection by MAXI/GSC Nakajima, 2009 Dec 2 15:45
2297: MAXI/GSC detection of an outburst from GX 304-1 Yamamoto, 2009 Nov 15 3:31
2277: Renewed activity of A0535+26 detected by MAXI/GSC Sugizaki, 2009 Oct 31 6:46
2271: MAXI/GSC detection of an X-ray flare in the direction of 4U 2206+54 Negoro, 2009 Oct 29 16:14
2259: XTE J1752-223: Flux increasing in a new RXTE and Swift X-ray transient in the Galactic center region Nakahira, 2009 Oct 25 17:23
* MAXI trigger